package com.itheima.Homework5;

public class Test03 {
    public static void main(String[] args) {
        int[] arr = {11, 22, 33, 44, 55, 66};
        swap(1, 5, arr);
    }

    public static void swap(int a, int b, int[] arr) {
        int num = arr[a];
        arr[a] = arr[b];
        arr[b] = num;
        System.out.print("{");
        for (int i = 0; i < arr.length; i++) {
            if (i == arr.length - 1) {
                System.out.println(arr[i] + "}");
            } else {
                System.out.print(arr[i] + ", ");
            }
        }

    }
}
